19003815152

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1556669}}^1$

素因数の和:1556793

約数の個数: 40

約数和(自身を含む): 42465957600

約数和(自身を除く): 23462142448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 1556669, 3113338, 6226676, 10896683, 12453352, 21793366, 24906704, 43586732, 87173464, 169676921, 174346928, 339353842, 678707684, 1187738447, 1357415368, 2375476894, 2714830736, 4750953788, 9501907576, 19003815152]

約数ペア:

[(1, 19003815152), (2, 9501907576), (4, 4750953788), (7, 2714830736), (8, 2375476894), (14, 1357415368), (16, 1187738447), (28, 678707684), (56, 339353842), (109, 174346928), (112, 169676921), (218, 87173464), (436, 43586732), (763, 24906704), (872, 21793366), (1526, 12453352), (1744, 10896683), (3052, 6226676), (6104, 3113338), (12208, 1556669)]